iLovePDF brings different PDF tools to sign PDF documents, edit PDF, convert PDF to PDF/A, Excel, Word, reorder or rearrange PDF pages, and more. Among those tools, a Protect PDF tool is also there ...

Most of us share documents via email. But what if it’s a digital copy of your birth certificate, a sensitive medical record, or a confidential legal document? I want to ensure that only the intended ...

LibreOffice is a free popular office suite used by many. It is an open-source application program that shares most of the features similar to Microsoft Office. LibreOffice offers a simple interface ...

Click the "Tools" pane then the "Protection" panel in Adobe Acrobat. Choose "Encrypt," then click the option to "Encrypt With Password." From the Permissions pane, you can check boxes that will ...

While the reasons for locking a PDF file can be as varied as the reasons for creating it, there are essentially two main reasons to lock a PDF: to control who can access the document, or to control ...

PDF files have become ubiquitous in our multi-platform world. This convenient file format makes it possible to view and share documents across various devices using various operating systems and ...

Adobe made a critical change to the algorithm used to password-protect PDF documents in Acrobat 9, making it much easier to recover a password and raising concern over the safety of documents, ...